I have a test program put together with AI that will eventually let me share info between a Seeed nRF52840 and Android device through Bluetooth BLE. The Seeed is running in the Arduino environment and the sketch works fine. I can connect to the Seeed with LightBlue and look at the Characteristic U…

The logic comparison does work on strings, though I suppose it is technically correct. I did solve the issue though. When I initialized the global parameter, I used all upper case letters and the characteristic UUID returned by the function is in all lower case letters. I believe I saw this in a …

Connecting through Bluetooth BLE

MIT App Inventor Help

Juan_Antonio December 4, 2022, 7:01pm 2

I have not used the Seeed nRF52840, but I think it works similar to ESP32, can you check if these codes work?